Patio door tool



FIG. 1 is a front view of the patio door tool;

FIG. 2 is a back view of the patio door tool;

FIG. 3 is a side view of the patio door tool;

FIG. 4 is a side view of the patio door tool;

FIG. 5 is a top view of the patio door tool;

FIG. 6 is a bottom view of the patio door tool; and,

FIG. 7 is a front perspective view of the patio door tool.

The broken lines shown in the drawings represent portions of the patio door tool that form no part of the claimed design. 

The ornamental design for a patio door tool, as shown and described. 